<style scoped>
@import url("./LunBo.css");
</style>
<template>
  <div>
    <div class="data">
      <div class="searchForm" style="background-color: white">
        <el-form :inline="true" :model="params" class="demo-form-inline">
          <el-form-item label="标题">
            <el-input
              v-model="params.title"
              placeholder="按标题查找"
              class="block"
              style="margin-top: 9px"
            >
            </el-input>
          </el-form-item>
          <el-form-item label="昵称">
            <el-button
              type="primary"
              icon="el-icon-search"
              @click="getList(1)"
              class="block"
              style="margin-top: 9px"
            >
              查询
            </el-button>
            <el-button type="danger" icon="el-icon-plus" @click="add">
              增加
            </el-button>
          </el-form-item>
        </el-form>
      </div>
    </div>
    <div class="message">
      <div class="message1">
        <el-table :data="rows" stripe style="width: 100%">
          <el-table-column prop="img" label="图片" width="180">
          </el-table-column>
          <el-table-column prop="title" label="标题"> </el-table-column>
          <el-table-column prop="url" label="跳转地址"> </el-table-column>
                    <el-table-column prop="status" label="是否启用"> <template slot-scope="scope">
              <el-switch
                v-model="scope.row.status"
                active-color="#13ce66"
                inactive-color="#ff4949"
                @change="statusChange(scope.row)"
                :active-value="1"
                :inactive-value="0">
              </el-switch>
            </template> </el-table-column>
          <el-table-column label="操作">
            <template>
              <el-button type="primary" size="mini" icon="el-icon-edit">
                编辑
              </el-button>
              <el-button type="waring" size="mini" icon="el-icon-refresh-right" @click="remove">
                删除
              </el-button>
            </template>
          </el-table-column>
        </el-table>
      </div>
    </div>
    <div class="page">
      <el-pagination
        @size-change="sizeChange"
        @current-change="getList"
        :current-page="params.pageNum"
        :page-sizes="[5, 10, 100, 200, 300, 400]"
        :page-size="params.pageSize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </div>
    <div>
      <el-dialog
        title="新增"
        :visible.sync="dialogFormVisible"
        label-width="400px"
      >
        <el-form :model="form" ref="form" :rules="rules" label-width="100px">
          <el-form-item label="图片" prop="img">
            <el-input type="text" v-model="form.img"></el-input>
          </el-form-item>
          <el-form-item label="标题" prop="title">
            <el-input type="text" v-model="form.title"></el-input>
          </el-form-item>
          <el-form-item label="跳转地址" prop="url">
            <el-input type="text" v-model="form.url"></el-input>
          </el-form-item>
          <el-form-item label="类型" prop="type">
            <el-select v-model="form.type" placeholder="请选择">
              <el-option
                v-for="type in types"
                :key="type.value"
                :label="type.label"
                :value="type.value"
              >
              </el-option>
            </el-select>
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button @click="dialogFormVisible = false">取 消</el-button>
          <el-button type="primary" @click="submit">确 定</el-button>
        </div>
      </el-dialog>
    </div>
  </div>
</template>
<script>
export default {
  name: "com_change",
  data() {
    return {
      //查询参数
      params: {
        title: "",
        type: "banner",
        pageNum: 1,
        pageSize: 5,
      },
      rows: [],
      total: 0,
      dialogFormVisible: false,
      form: {
        _id: 0,
        img: "",
        type: "banner",
        url: "",
        title: "",
      },
      rules: {
        img: [{ required: true, message: "图片不能为空", trigger: "blur" }],
      },
      types: [
        { label: "轮播图", value: "banner" },
        { label: "分类区", value: "category" },
        { label: "为您推荐", value: "recommend" },
      ],
    };
  },
  methods: {
    ///获取列表
    getList(pageNum) {
      if (pageNum) this.params.pageNum = pageNum;
      this.$http({
        url: "/admin/index",
        params: this.params,
      }).then((res) => {
        console.log(res);
        this.total = res.total;
        this.rows = res.rows;
      });
    },
    sizeChange(pageSize) {
      this.params.pageSize = pageSize;
      this.getList();
    },
    add() {
      ///初始化
      this.form = {
        _id: 0,
        img: "",
        type: "banner",
        url: "",
        title: "",
      };
      this.dialogFormVisible = true;
    },

       ///删除数据
    remove(row){
        this.$http({
          url:'/admin/index',
          method:'DELETE',
          params:{indexId:row._id}
        }).then(res => {
          if(!res.errorMsg){
            this.getList(1)
          }
        })
    },

    ///启用停用
    statusChange(row){
      // console.log(row);
      this.$http({
        url:'/admin/index',
        method:'PUT',
        data:{
          indexId:row._id,
          status:row.status
        }
      }).then(res => {
        if(res.errorMsg){
          this.getList()
        }
      })
    },
    submit() {
      this.$refs.form.validate((valid) => {
        if (valid) {
          this.form.indexId = this.form._id;
          this.$http({
            url: "/admin/index",
            method: this.form.indexId ? "PUT" : "POST", ///通过indexId判断新增还是修改
            data: this.form,
          }).then((res) => {
            if (!res.errorMsg) {
              this.dialogFormVisible = false;
              this.getList(this.form.indexId ? undefined : 1);
            }
          });
        }
      });
    },
  },
  created() {
    this.getList();
  },
};
</script>
